Thalamoporella rozieri   (Audouin,  1826) (Bryozoan)
Organism information awaits expert curation
Class: Gymnolaemata

Size (Zooecium): Length 560 µ; breadth 330 µ.

Encrusting. Zooecia elongated and rectangular arranged alternately, separated by raised, thick calcareous margins. Opesia terminal, broad, with large proximal sinus. Opesiules somewhat symmetrical placed distally. Operculum with rounded distal margin, the proximal region with a complete bar. Cryptocyst granulated and slopes distally, the proximal portions bearing small pores. The median process of the cryptocyst forms the polypide tube, the lateral walls of which form those of the two opesiules. Large adoral tubercles present. Ovicells large and bilobate, with a median septum. The elongated opening of the ovicell occupies the proximal half. Spicules in the form of calipers and compasses, and also a third widely ‘V’ shaped type present.

Synonym (s)
Steganoporella smittii Hincks, 1880
Thalamoporella smittii Hincks, 1887
Thalamoporella smittii Thornely, 1907
Thalamoporella rozieri Waters, 1909
Thalamoporella rozieri Robertson, 1921
Thalamoporella rozierii Harmer, 1926
Thalamoporella rozierii Menon and Nair, 1967

Common Name (s)
Economic Importance and Threats



• Kerala, Kovalam INDIA (Record: 27/12/1963, 20/08/1964)
• Pedro Shoal (Record: 1907)

Literature Source(s)
  • Menon, NR and Menon, NN (2006) Taxonomy of Bryozoa from the Indian EEZ. A monograph Ocean Science and Technology Cell on Marine Benthos, Kochi and Centre for Marine Living resources and Ecology, Kochi 263 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -

Page last updated on:2010-10-05

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